Ineed someone to answer these questions ; ) picking brainliest!

How does district of columbia v heller relate to federalism

How has the elimination of trade barriers affected the movement of goods among member countries of the european union? a. member countries are able to produce all the goods they need. b. goods can move freely among member countries. c. member countries no longer need to trade with countries outside the eu. d. larger countries are able to import more goods than smaller ones.

Thoreau’s actions in civil disobedience and the 1955 bus boycott are similar because both thoreau and the boycotters were